Ua hoʻopuka pū ke Kuhina Kālepa (MOFCOM) a me ka Hoʻokele Nui o nā Dute (GAC) i ka leka hoʻomaopopo Helu 54 o 2020 e pili ana i ka hoʻoponopono ʻana i ka papa inoa o nā waiwai i pāpā ʻia mai ke kālepa hana ʻana, e hoʻomaka ana ma ka lā 1 o Dekemaba, 2020.

Wahi a ka hoʻolaha, ua kāpae ʻia ka papa inoa o nā huahana i pāpā ʻia mai ke kālepa hana ʻana ma ka 2014 Circular No. 90 o ka General Administration of Customs o ke Kuhina Kālepa mai ka papa inoa o nā huahana e kūlike me ke kulekele ʻoihana aupuni a ʻaʻole no nā huahana me ka hoʻohana nui ʻana i ka ikehu a me ka haumia kiʻekiʻe, a me nā huahana me ka ʻike loea kiʻekiʻe.

Ua kāpae ʻia nā code 10-huahelu 199, me ka soda ash, bicarbonate of soda, urea, sodium nitrate, potassium sulfate, titanium dioxide a me nā kemika ʻē aʻe.

I ka manawa like, ua hoʻoponopono ʻia ke ʻano e pāpā ai i kekahi mau waiwai, me 37 mau code waiwai he 10-huahelu, e like me ka nila bituminous coke a me ka dicofol.